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Chapter-wise Breakdown: CBSE Class 10 Science Notes

By AiswaryaJanuary 19, 2024
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Embarking on the journey of revising Class 10 Science can be both exciting and challenging. With the vast syllabus encompassing physics, chemistry, and biology, having effective revision notes becomes paramount. In this blog, we will delve into the world of CBSE Class 10 Science revision notes, exploring their importance, how to use them effectively, and practical tips to make your revision journey more manageable.

CBSE Class 10 Science: Chapter-by-Chapter Revision Notes!

The Significance of Class 10 Science Notes:

Class 10 Science notes serve as your compass through the diverse landscapes of physics, chemistry, and biology. They distill complex concepts into concise, easy-to-understand snippets, making your revision more focused and efficient. For those seeking additional resources, Vedantu offers Class 10 Science notes in PDF format, providing a convenient and accessible way to reinforce your understanding.

Chapter-wise Breakdown: CBSE Class 10 Science Notes

Below is a chapter-wise breakdown of CBSE Class 10 Science Revision Notes for easy retention and understanding:

Key Concepts:

  • Balancing chemical equations.

  • Types of chemical reactions (combination, decomposition, displacement, double displacement).

  • Understanding chemical changes.

Remembering Hack:

Use mnemonics or visual aids to remember the types of reactions.

Key Concepts:

  • Properties of acids and bases.

  • pH scale and its significance.

  • Common salt and its various uses.

Remembering Hack:

Create a chart or diagram to compare the properties of acids and bases.

Key Concepts:

  • Properties of metals and non-metals.

  • Reactivity series.

  • Corrosion and prevention methods.

Remembering Hack:

Mnemonics can help remember the reactivity series order.

Key Concepts:

  • Covalent bonding in carbon compounds.

  • Functional groups.

  • Isomerism and its types.

Remembering Hack:

Use visual aids to understand and differentiate between isomers.

Key Concepts:

  • Mendeleev’s Periodic Table.

  • Modern Periodic Table.

  • Trends in the Periodic Table.

Remembering Hack:

Create a story or rhyme to remember the order of elements in the periodic table.

  • Chapter 6: Life Processes

Key Concepts:

  • Nutrition, respiration, and excretion in living organisms.

  • Transportation in plants.

  • Growth and reproduction.

Remembering Hack:

Create a flowchart for life processes to understand the sequence.

Key Concepts:

  • Nervous system in humans.

  • Hormones and their functions.

  • Reflex action and its importance.

Remembering Hack:

Mnemonics or acronyms can help recall hormones and their functions.

Key Concepts:

  • Modes of reproduction.

  • Sexual and asexual reproduction.

  • Reproductive health.

Remembering Hack:

Use diagrams and color-coding to distinguish between types of reproduction.

Key Concepts:

  • Mendel’s laws of inheritance.

  • Evolution and its evidence.

  • Human evolution.

Remembering Hack:

Create a family tree to understand the concept of heredity.

Key Concepts:

  • Laws of reflection.

  • Refraction of light.

  • Lenses and their types.

Remembering Hack:

Use ray diagrams for reflection and refraction.

Key Concepts:

  • Structure and functioning of the human eye.

  • Dispersion of light.

  • Formation of a rainbow.

Remembering Hack:

Mnemonics can help remember the parts of the eye.

Key Concepts:

  • Ohm’s law.

  • Electrical circuits.

  • Magnetic effect of current.

Remembering Hack:

Draw circuit diagrams for better visualization.

Key Concepts:

  • Magnetic field and field lines.

  • Electromagnetic induction.

  • Domestic electric circuits.

Remembering Hack:

Use visual aids to understand the direction of magnetic fields.

Key Concepts:

  • Conventional and non-conventional sources of energy.

  • Environmental impact of energy sources.

Remembering Hack:

Create a mind map to compare different energy sources.

Key Concepts:

  • Ecosystem and its components.

  • Biotic and abiotic factors.

  • Environmental issues and conservation.

Remembering Hack:

Mnemonics can help remember the names of different ecosystems.

Key Concepts:

  • Conservation of natural resources.

  • Forest and wildlife conservation.

  • Recycling of resources.

Remembering Hack:

Create a checklist for sustainable practices.

These chapter-wise breakdowns, coupled with effective remembering hacks, can make your CBSE Class 10 Science revision more manageable and enjoyable. Remember to use visual aids, mnemonics, and interactive methods to enhance your understanding of each topic. 

How to Use Class 10 Science Notes Vedantu?:

1. Organize by Chapters:

Divide your revision notes by chapters to create a systematic approach. Vedantu Class 10 Science notes free download often follows this structured format, aligning with the NCERT syllabus.

2. Visual Learning:

Incorporate diagrams and charts into your notes, especially in biology. Visual aids enhance your understanding and help in better retention.

3. Interactive Learning:

Use Vedantu Class 10 Science notes as a base for interactive learning. Engage in discussions, quizzes, and online resources to reinforce your understanding of each topic.

4. Highlight Key Concepts:

Identify and highlight key concepts in your notes. This not only aids in quick revision but also helps in focusing on crucial information during exam preparation.

5. Active Revision:

Instead of passively reading notes, engage in active revision. Solve practice questions, conduct experiments where possible, and teach concepts to someone else. This reinforces your understanding.

How Can I Completely Read the Entire Class 10 NCERT Science Textbook Within a Day?

Reading the entire Class 10 NCERT Science textbook within a day might seem daunting, but with a strategic approach, it's possible. Here's a step-by-step guide:

1. Prioritize Topics:

Identify the chapters that you find challenging or haven't covered thoroughly. Focus on these areas during your speed reading.

2. Skim and Scan:

Skim through the chapters, paying attention to headings, subheadings, and highlighted text. This gives you a quick overview of the content.

3. Read Key Points:

Instead of reading line by line, focus on key points, formulas, and concepts. This selective reading helps in grasping essential information quickly.

4. Utilise Visuals:

Pay attention to diagrams, graphs, and images. Visual aids often convey information more quickly than text.

5. Summary Notes:

Create summary notes as you go through each chapter. Condense information into bullet points to reinforce your understanding.

6. Practice Questions:

End your speed reading by solving a few practice questions related to the chapters you covered. This helps in applying the knowledge you gained.

In Class 10 NCERT Science, is Reading it Line by Line Enough? Especially in Biology?

In Class 10 NCERT Science, especially in biology, reading line by line might not be the most efficient strategy. Biology often involves a plethora of information, and an approach that combines selective reading with a focus on key concepts is more effective. Utilise Vedantu Class 10 Science notes in PDF format to complement your reading, as they often provide a concise breakdown of chapters, aiding in quicker comprehension.

Practical Tips for Class 10 Science Revision:

1. Mind Maps:

Create mind maps for each chapter. This visual representation helps in connecting concepts and provides a holistic view of the topic.

2. Group Study:

Collaborate with classmates for group study sessions. Discussing concepts with peers can offer different perspectives and deepen your understanding.

3. Online Resources:

Explore online resources, including educational videos and interactive simulations. Vedantu Class 10 Science notes, when used in conjunction with such resources, make your learning dynamic.

4. Flashcards:

Create flashcards for formulas, definitions, and key points. Flashcards are excellent tools for quick, targeted revision.

5. Regular Breaks:

Space your revision over multiple days, taking regular breaks. This prevents burnout and enhances information retention.

6. Healthy Lifestyle:

Ensure a healthy lifestyle during your revision period. A balanced diet, adequate sleep, and regular exercise contribute to better cognitive function.


Navigating Class 10 Science revision requires a balanced and strategic approach. Vedantu Class 10 Science notes, whether in PDF format or other resources, offer valuable support in this academic journey. By combining active revision techniques, selective reading, and utilising various learning tools, you can approach your exams with confidence and a solid understanding of the Class 10 Science syllabus.

FAQs on Chapter-wise Breakdown: CBSE Class 10 Science Notes

1. Why do I need Class 10 Science revision notes?

Revision notes condense important information, making it easier to understand and remember key concepts in Class 10 Science.

2. How can I use Class 10 Science notes for effective revision?

Organise your notes by chapters, focus on visual learning, and use them as a base for interactive study sessions to enhance your understanding.

3. Is it possible to read the entire Class 10 NCERT Science textbook in a day?

While it's challenging, prioritizing topics, skimming and scanning, and focusing on key points can help in efficient speed reading.

4. Should I read the Class 10 NCERT Science textbook line by line, especially in biology?

Instead of line-by-line reading, a selective approach focusing on key concepts, supplemented by Vedantu Class 10 Science notes, is more effective, especially in biology.

5. What are some practical tips for Class 10 Science revision?

Create mind maps, engage in group study, explore online resources, use flashcards, take regular breaks, and maintain a healthy lifestyle for effective and holistic revision.

6. What is considered the most challenging chapter in Class 10 Science CBSE?

The most challenging chapter in Class 10 Science CBSE is often identified as Heredity and Evolution. Despite its difficulty, this chapter carries significant weightage in terms of marks. It's common for students to feel anxious about tackling such a challenging topic, but remaining calm and collected is key to achieving higher marks.

7. What is considered the most crucial chapter in Class 10 Science CBSE?

In the CBSE Class 10 syllabus, chapters such as Chemical Reactions and Equations, and Acids, Bases, and Salts are often deemed most important as they frequently carry more weightage in terms of marks. Additionally, Metals and Non-Metals, along with Carbon and its Compounds, contain conceptual questions that can significantly impact scores if thoroughly understood.